Salad: Mix gelatin and hot water until gelatin is dissolved. Add blueberries
and pineapple, including juices. Pour into a 13 x 9-inch dish. Chill
until congealed. Spread with topping just before serving, then sprinkle
with nuts.

Topping: Mix first 4 ingredients well. Spread on top of salad. Sprinkle with
nuts.